CN112620629A

CN112620629A - Multi-connecting-rod stepping powder metallurgy equipment

Info

Publication number: CN112620629A
Application number: CN202011591543.7A
Authority: CN
Inventors: 石新成
Original assignee: Changzhou Fuges Powder Metallurgy Co ltd
Current assignee: Changzhou Fuges Powder Metallurgy Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-04-09

Abstract

The invention discloses multi-connecting-rod stepping powder metallurgy equipment which comprises a base, wherein a supporting column is arranged on the upper surface of the base, a supporting plate is arranged at the top of the supporting column, a hydraulic cylinder is arranged at the top of the supporting plate, a telescopic rod is arranged at the output end of the hydraulic cylinder, a pressing plate is arranged at the bottom of the telescopic rod, and an upper die is arranged at the bottom of the pressing plate; the upper surface of the base is provided with two support frames, the two support frames are symmetrically distributed about the center of the base, the top of each support frame is provided with a connecting frame, the left end of each connecting frame is connected with a first roller, the right end of each connecting frame is provided with a second roller, the outer sides of the first roller and the second roller are provided with conveying belts, and the upper surface of each conveying belt is provided with a plurality of lower dies; this device drives the right motion that the bed die lasts through the conveyer belt, makes the bed die mutually support with last mould respectively, and then has realized in succession to powder shaping's purpose, simple structure makes things convenient for the staff to operate it.

Description

Multi-connecting-rod stepping powder metallurgy equipment

Technical Field

The invention relates to the field of metallurgical equipment, in particular to multi-connecting-rod stepping powder metallurgical equipment.

Background

Powder metallurgy is a process technology for manufacturing metal powder or metal powder serving as a raw material, and manufacturing metal materials, composite materials and various products through forming and sintering, in the prior art, in the powder metallurgy press forming process, the raw material needs to be added on a bottom die for pressing, after the pressing is finished, a formed part on the bottom die needs to be taken down, then the raw material is added on the bottom die for next pressing, the operation needs to be stopped, the working efficiency is low, and therefore a powder metallurgy forming device with high working efficiency needs to be designed.

The Chinese patent publication No. CN209632121U discloses a powder metallurgy forming device, which comprises a bottom plate, wherein a rotating device is fixedly installed at the top of the bottom plate close to one end of the bottom plate, a pressing device is fixedly installed at the top of the bottom plate close to the other end of the bottom plate, the rotating device comprises a bearing with a seat, the bearing with the seat is fixedly connected to the top of the bottom plate close to the middle of the bottom plate, a supporting column is fixedly connected to the axis of the inner ring of the bearing with the seat, an intermittent plate is fixedly connected to the top of the supporting column, arc-shaped grooves and guide grooves are formed in the surface of the intermittent plate at intervals, a rotating table is fixedly connected to the top of the intermittent plate, the rotating table is connected with a lower template, and a motor; the equipment has simple structure and convenient use, and solves the problem of lower efficiency of the traditional powder metallurgy machining; however, this device can only mold one molded part at a time, and is inefficient.

Disclosure of Invention

The present invention is directed to a multi-link stepping powder metallurgy apparatus to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

the multi-connecting-rod stepping powder metallurgy equipment comprises a base, wherein a supporting column is arranged on the upper surface of the base, a supporting plate is arranged at the top of the supporting column, a hydraulic cylinder is arranged at the top of the supporting plate, an expansion rod is arranged at the output end of the hydraulic cylinder, a pressing plate is arranged at the bottom of the expansion rod, and an upper die is arranged at the bottom of the pressing plate; the upper surface of base is equipped with the support frame, the quantity of support frame is two and about the central symmetric distribution of base, the top of support frame is equipped with the link, the link left end is connected with first cylinder, the right-hand member of link is equipped with the second cylinder, the outside of first cylinder and second cylinder all is equipped with the conveyer belt, the upper surface of conveyer belt is equipped with a plurality of bed dies.

As a preferred embodiment of the present invention: the quantity of pillar has four and distributes respectively in four corners of base upper surface.

As a still further preferable embodiment of the present invention: the upper surface of base is equipped with the motor, the output of motor is equipped with first gear, the front end of first cylinder is equipped with second gear and third gear, the front end of second cylinder is equipped with the fourth gear, first gear is connected through first chain with the second gear, the third gear is connected through the second chain with the fourth gear.

As a still further preferable embodiment of the present invention: the middle part of the connecting frame is also rotatably connected with a third roller, the front end of the third roller is provided with a fifth gear, and the fifth gear is meshed with the second chain.

As a still further preferable embodiment of the present invention: the surface of first cylinder, second cylinder and third cylinder all is equipped with first tooth, first tooth uses the circular of first cylinder, second cylinder and third cylinder respectively to be the semicircle distribution as the mid point, the outside of first cylinder, second cylinder and third cylinder is equipped with a plurality of conveyor strips, the bottom of conveyor strip is equipped with the second tooth, first cylinder, second cylinder and third cylinder all cooperate with the conveyor strip through first tooth, second tooth.

As a still further preferable embodiment of the present invention: the inside of carrying the strip is equipped with the recess, the inside of recess is equipped with first spring, through first spring swing joint between the adjacent carrying the strip.

As a still further preferable embodiment of the present invention: the bottom of clamp plate still is equipped with damper, damper includes first connecting rod and supporting shoe, the bottom of first connecting rod is connected with the second connecting rod, the left and right sides of supporting shoe all rotates and is connected with the third connecting rod, the upper end of third connecting rod rotates and is connected with the slider, the right-hand member of slider is equipped with the second spring, the right-hand member and the first connecting rod fixed connection of second spring, the second connecting rod runs through the slider and rather than sliding connection.

Compared with the prior art, the invention has the beneficial effects that: when the device is used, the motor is started, the motor drives the first roller to rotate through the first gear, the first chain and the second gear, and the first roller enables the conveying belt to move rightwards through the mutual matching of the first tooth and the second tooth, so that the aim of continuously forming powder is fulfilled; the arrangement of the third roller has a good supporting function on the conveying belt, so that the powder forming process is more stable; in addition, the first teeth are distributed in a semicircular mode, so that the conveying belt is intermittent in the moving process, powder has sufficient forming time, and the powder forming effect is improved.

Drawings

FIG. 1 is a front view of the overall structure of a multi-link stepping powder metallurgy device.

FIG. 2 is a schematic view of the connection of a first roller of a multi-link stepping powder metallurgy apparatus.

FIG. 3 is a schematic view of the connection of the second roller of the multi-link stepping powder metallurgy apparatus.

FIG. 4 is a schematic view of a multi-link type step-by-step powder metallurgy equipment conveyor bar connection.

FIG. 5 is a left side view of a damping mechanism of the multi-link stepping powder metallurgy device.

In the figure: 1-pillar, 2-support frame, 3-first chain, 4-first gear, 5-motor, 6-connecting frame, 7-fifth gear, 8-third roller, 9-second chain, 10-lower die, 11-damping mechanism, 12-support plate, 13-hydraulic cylinder, 14-telescopic rod, 15-upper die, 16-press plate, 17-conveying belt, 18-second connecting rod, 19-first connecting rod, 20-second spring, 21-sliding block, 22-third connecting rod, 23-support block, 24-conveying strip, 25-groove, 26-first spring, 27-second tooth, 28-third gear, 29-second gear, 30-first roller, 31-base, 32-first teeth, 33-second rollers, 34-fourth gears.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-5, in an embodiment of the present invention, a multi-link stepping powder metallurgy apparatus includes a base 31, a pillar 1 is disposed on an upper surface of the base 31, a supporting plate 12 is disposed on a top of the pillar 1, a hydraulic cylinder 13 is disposed on a top of the supporting plate 12, an output end of the hydraulic cylinder 13 is provided with an expansion link 14, a pressing plate 16 is disposed at a bottom of the expansion link 14, and an upper mold 15 is disposed at a bottom of the pressing plate 16; the upper surface of base 31 is equipped with support frame 2, the quantity of support frame 2 is two and about the central symmetric distribution of base 31, the top of support frame 2 is equipped with link 6, the 6 left ends of link are connected with first cylinder 30, the right-hand member of link 6 is equipped with second cylinder 33, the outside of first cylinder 30 and second cylinder 33 all is equipped with conveyer belt 17, the upper surface of conveyer belt 17 is equipped with a plurality of bed dies 10.

Specifically, the number of the pillars 1 is four and is distributed at four corners of the upper surface of the base 31.

Specifically, the upper surface of the base 31 is provided with a motor 5, the output end of the motor 5 is provided with a first gear 4, the front end of the first roller 30 is provided with a second gear 29 and a third gear 28, the front end of the second roller 33 is provided with a fourth gear 34, the first gear 4 is connected with the second gear 29 through a first chain 3, and the third gear 28 is connected with the fourth gear 34 through a second chain 9.

Specifically, the middle part of the connecting frame 6 is further rotatably connected with a third roller 8, a fifth gear 7 is arranged at the front end of the third roller 8, and the fifth gear 7 is meshed with a second chain 9.

Specifically, the surfaces of the first roller 30, the second roller 33 and the third roller 8 are all provided with first teeth 32, the first teeth 32 are respectively distributed in a semicircular shape by taking the circular shape of the first roller 30, the second roller 33 and the third roller 8 as the middle point, a plurality of conveying strips 24 are arranged outside the first roller 30, the second roller 33 and the third roller 8, the bottom of each conveying strip 24 is provided with second teeth 27, and the first roller 30, the second roller 33 and the third roller 8 are all matched with the conveying strips 24 through the first teeth 32 and the second teeth 27.

Specifically, a groove 25 is formed in each conveying strip 24, a first spring 26 is arranged in each groove 25, and adjacent conveying strips 24 are movably connected through the first springs 26.

The working principle of the invention is as follows: when the powder forming die is used, powder is poured into the lower die 10, then the hydraulic cylinder 13 is started, the hydraulic cylinder 13 enables the pressing plate 16 to move downwards through the telescopic rod 14, and further the upper die 15 and the lower die 10 are matched with each other to form the powder; meanwhile, the motor 5 is started, the motor 5 drives the first roller 30 to rotate through the first gear 4, the first chain 3 and the second gear 29, and the first roller 30 enables the conveying belt 17 to move rightwards through the mutual matching of the first tooth 32 and the second tooth 27, so that the aim of continuously forming the powder is fulfilled; in addition, the first teeth 32 are distributed in a semicircular shape, so that the conveying belt 17 has intermittence in the moving process, powder has sufficient forming time, and the powder forming effect is improved; the arrangement of the conveying strip 24 enhances the stability of the device, and the arrangement of the third roller 8 has a good supporting effect on the conveying belt 17, so that the powder forming process has better stability.

Example 2:

on the basis of embodiment 1, in the embodiment of the invention, a multi-link stepping powder metallurgy device is further provided, wherein a damping mechanism 11 is further disposed at the bottom of the pressure plate 16, the damping mechanism 11 includes a first link 19 and a support block 23, the bottom of the first link 19 is connected with a second link 18, both left and right sides of the support block 23 are rotatably connected with third links 22, the upper end of each third link 22 is rotatably connected with a slider 21, the right end of each slider 21 is provided with a second spring 20, the right end of each second spring 20 is fixedly connected with the first link 19, and the second link 18 penetrates through the slider 21 and is slidably connected with the slider 21.

When the pressing plate 16 moves downwards, the pressing plate 16 extrudes the supporting block 23 through the conveying belt 17, the supporting block 23 drives the sliding block 21 to move towards two sides through the third connecting rod 22, the sliding block 21 extrudes the second spring 20, and the second spring 20 has a reaction force on the sliding block 21, so that a good buffering effect is achieved on the pressing plate 16.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multi-link stepping powder metallurgy device, comprising a base (31); the device is characterized in that a support column (1) is arranged on the upper surface of the base (31), a support plate (12) is arranged at the top of the support column (1), a hydraulic cylinder (13) is arranged at the top of the support plate (12), an expansion rod (14) is arranged at the output end of the hydraulic cylinder (13), a pressure plate (16) is arranged at the bottom of the expansion rod (14), and an upper die (15) is arranged at the bottom of the pressure plate (16); the upper surface of base (31) is equipped with support frame (2), the quantity of support frame (2) is two and about the central symmetric distribution of base (31), the top of support frame (2) is equipped with link (6), link (6) left end is connected with first cylinder (30), the right-hand member of link (6) is equipped with second cylinder (33), the outside of first cylinder (30) and second cylinder (33) all is equipped with conveyer belt (17), the upper surface of conveyer belt (17) is equipped with a plurality of bed dies (10).

2. A multi-link stepping powder metallurgy apparatus according to claim 1, wherein the number of the pillars (1) is four and is distributed at four corners of the upper surface of the base (31).

3. The multi-link stepping powder metallurgy apparatus according to claim 1, wherein the motor (5) is disposed on the upper surface of the base (31), the first gear (4) is disposed on the output end of the motor (5), the second gear (29) and the third gear (28) are disposed on the front end of the first drum (30), the fourth gear (34) is disposed on the front end of the second drum (33), the first gear (4) and the second gear (29) are connected by the first chain (3), and the third gear (28) and the fourth gear (34) are connected by the second chain (9).

4. A multi-link stepping powder metallurgy device according to claim 3, wherein a third roller (8) is rotatably connected to the middle of the connecting frame (6), a fifth gear (7) is arranged at the front end of the third roller (8), and the fifth gear (7) is meshed with the second chain (9).

5. The multi-link stepping powder metallurgy device according to claim 4, wherein the surfaces of the first roller (30), the second roller (33) and the third roller (8) are provided with first teeth (32), the first teeth (32) are distributed in a semicircular mode by taking the circular center of the first roller (30), the second roller (33) and the third roller (8) as the center point, the outer portions of the first roller (30), the second roller (33) and the third roller (8) are provided with a plurality of conveying bars (24), the bottom of each conveying bar (24) is provided with second teeth (27), and the first roller (30), the second roller (33) and the third roller (8) are matched with the conveying bars (24) through the first teeth (32) and the second teeth (27).

6. The multi-link stepping powder metallurgy device according to claim 5, wherein the conveying bars (24) are internally provided with grooves (25), the grooves (25) are internally provided with first springs (26), and adjacent conveying bars (24) are movably connected through the first springs (26).

7. The multi-link stepping powder metallurgy device according to claim 1, wherein a damping mechanism (11) is further disposed at the bottom of the pressure plate (16), the damping mechanism (11) comprises a first link (19) and a support block (23), a second link (18) is connected to the bottom of the first link (19), third links (22) are rotatably connected to the left and right sides of the support block (23), a slider (21) is rotatably connected to the upper end of the third link (22), a second spring (20) is disposed at the right end of the slider (21), the right end of the second spring (20) is fixedly connected to the first link (19), and the second link (18) penetrates through the slider (21) and is slidably connected thereto.